Directions (1 - 4): This is a pie chart for the data on A, B, O, AB blood groups of 150 donors. Observe the pie chart and answer the questions.
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Examveda
Examveda

The number of persons having either blood group ‘A’ or blood group ‘B’ is:

A. 84

B. 96

C. 78

D. 54

Answer: Option A

Solution(By Examveda Team)

Person having blood group A or B
$$\eqalign{ & = \frac{129.6° + 72°}{360}\times150 \cr & = 84 \cr} $$

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